<?php
/**
 * Zend Framework
 * LICENSE
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 * @category Zend
 * @package Zend_Filter
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 * @version $Id: LocalizedToNormalized.php 24593 2012-01-05 20:35:02Z matthew $
 */
/**
 *
 * @see Zend_Filter_Interface
 */
require_once 'Zend/Filter/Interface.php';
/**
 *
 * @see Zend_Loader
 */
require_once 'Zend/Locale/Format.php';

/**
 * Normalizes given localized input
 * @category Zend
 * @package Zend_Filter
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 */
class Zend_Filter_LocalizedToNormalized implements Zend_Filter_Interface {

    /**
     * Set options
     * @var array
     */
    protected $_options = array('locale' => null, 'date_format' => null, 'precision' => null);

    /**
     * Class constructor
     * @param string|Zend_Locale $locale (Optional) Locale to set
     */
    public function __construct ($options = null) {
        if ($options instanceof Zend_Config) {
            $options = $options -> toArray ();
        }
        if (null !== $options) {
            $this -> setOptions ($options);
        }
    }

    /**
     * Returns the set options
     * @return array
     */
    public function getOptions () {
        return $this -> _options;
    }

    /**
     * Sets options to use
     * @param array $options (Optional) Options to use
     * @return Zend_Filter_LocalizedToNormalized
     */
    public function setOptions (array $options = null) {
        $this -> _options = $options + $this -> _options;
        return $this;
    }

    /**
     * Defined by Zend_Filter_Interface
     * Normalizes the given input
     * @param string $value Value to normalized
     * @return string array normalized value
     */
    public function filter ($value) {
        if (Zend_Locale_Format::isNumber ($value, $this -> _options)) {
            return Zend_Locale_Format::getNumber ($value, $this -> _options);
        } else 
            if (($this -> _options['date_format'] === null) && (strpos ($value, ':') !== false)) {
                // Special case, no date format specified, detect time input
                return Zend_Locale_Format::getTime ($value, $this -> _options);
            } else 
                if (Zend_Locale_Format::checkDateFormat ($value, $this -> _options)) {
                    // Detect date or time input
                    return Zend_Locale_Format::getDate ($value, $this -> _options);
                }
        return $value;
    }

}
